/Engine/Source/Runtime/Engine/Classes/GameFramework/Actor.h
Hook to allow actors to render HUD overlays for themselves. Called fromAHUD::DrawActorOverlays().
virtual void PostRenderFor ( class [APlayerController](API\Runtime\Engine\GameFramework\APlayerController) * PC, class [UCanvas](API\Runtime\Engine\Engine\UCanvas) * Canvas, FVector CameraPosition, FVector CameraDir )